单词	u.p.
释义	u.p. abbr. underproof
随便看	concave rolling disk colter concave round plane concaves concave saw concave sequence concave setting concave setting lever concave-setting lever concave shape concave-shaped compact concave shapes concave shear concave side concave side of blade concave simples method concave slide concave slope concave solid cutter concave spherical mirror concavest concave stream bank concave sucking disc concave surface concave(thresher) concave tile 蒲萄深碧蒲青柳碧春一色蒸沙烁石燃虏云蒸藜炊黍饷东菑蒹葭杨柳似汀洲蓄锐可俱发蓑笠一钩丝蓑笠朝朝出蓝山宝肆不可入蓝桥何处觅云英宁靖宁静宁静致远宁食开眉粥，莫食愁眉饭宁馨它宄宅宅地宅基